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Geographic Information Systems
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mtn.biker
  • Member for 11 years, 2 months
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40 Answers

Score Activity Newest
8 votes
Accepted

PostGIS Dissolve/Union close polygons

8 votes
Accepted

Selecting Counties within Region via Spatial Query using QGIS/PostGIS?

4 votes

PostgreSQL/PostGIS - group by series of values

4 votes
Accepted

PostgreSQL/PostGIS: create spatial view

4 votes

Spatial Aggregation of attributes from line structures in polygons

4 votes
Accepted

How to use Google Maps projection with GeoDjango/PostGIS

4 votes
Accepted

Seeking API to return GeoJSON data for countries borders?

4 votes

How to do a spatial join in PostGIS that returns on the minimum value of point intersecting polygon?

3 votes

Split Lines at Intersection of Other Lines

2 votes

Able to plot on map but having trouble with st_contains

2 votes

Using multipolygon or polygon features for large intersect operations?

2 votes
Accepted

Data structure: mongoengine to GeoJson

2 votes
Accepted

Issues ST_MakePoint in PostGIS with Geoserver

2 votes

PostGIS non functional on Ubuntu 14.04

2 votes

How to create a efficent linestring out of geography points using postgis

2 votes

How to project pixel coordinates in leaflet?

2 votes

How to get map from GeoServer using longitude, latitude, zoom level, device width and height?

2 votes
Accepted

Export table structure information to Excel QGIS or MapInfo

2 votes

Google maps, download entire province/region from google maps

1 vote
Accepted

TinyOWS failing to connect to postgresql - Ident authentication failed for user "postgres"

1 vote

For which operations a PostGIS Geography index is useful?

1 vote
Accepted

How to get feature id for particular feature after feature ismodify in OpenLayers?

1 vote

TileMill OGR Plugin: Failed to read GeoJSON data

1 vote

How to generate image tiles from custom geo data for use with Leaflet

1 vote
Accepted

Transforming polygon using Proj4js

1 vote
Accepted

Searching closest region from Google Maps coordinates

1 vote

Baselayer disappears when I draw a layer

1 vote
Accepted

how to Find nearest line for the given point from a collection of lines?

1 vote

Find out whether geography point lies within geography bounds

1 vote
Accepted

ST_transform postgis

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